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diff <file1> <file2> &>/dev/null && echo 0 || echo 1
[ "$(md5sum <file1> 2>/dev/null | cut -d' ' -f1)" == "$(md5sum <file2> 2>/dev/null | cut -d' ' -f1)" ] && echo 0 || echo 1

may be:

echo -e $VAR | cut -d ' ' -f 1

Thanks!

#!/usr/bin/perl

$/=undef;
open(FH,a);
$string=<FH>;
while($string =~ s/(N(\s+.+)\s+( &.*\n)+)//m)
{
print split(/\n/,$1)."\n";
}

New trouble. As prev.

file data.dat:

N xxx xxx 353
& xxx 99 012
& xxxx 99 000
09203809 290188309
9210830 0293801
B <some digits>
& <some digits>
& <some...

if you want use xargs
find / -name XYZ -type f | xargs -iINCLUDE ls -l INCLUDE

or

find / -name XYZ -type f -exec ls -l {} \;

DAYZ=36; for num in $(seq 0 ${DAYZ}); do date -d "-${num} day" +"%Y-%m-%d" ; done

Thanks

echo -e {1..100}"\n" | xargs -n 1 -P 10 script.sh

in script.sh:
<insert file to db> $1.ext ...

split 1 000 000 records to files with names 1 to 100 (*.ext)

**one of the many ways

HINT:
use xargs -n <XXX> -P <XXX> for multithreading

to pravin27 ... bash
#!/bin/bash

ls -latr | awk '{printf ("%-20s %s %-20s \n",$9,$1,$5)}' | while read line
do
file_type=$(echo $line | awk '{print($2)}' | cut -c1)
[ -z "$file_type" ]...

<some command> | egrep -v "^\-+$" | while read LINE; do
[[ ${LINE} =~ "^revision[0-9]+" ]] && { L_BRIEF="1"; L_REF=${LINE%%|*}; }
if [[ ${LINE} =~ "^Brief: " ]]; then
echo -e...

Sample data:

revision001 | some text | some text
Comment: some comment
Brief: 1) brief
2) brief
------------------------------------------
revision002 | some text | some text...

this argument (-R) apply 777 to all (files and folders)